A vial of the AstraZeneca Covid-19 vaccine. Photo: Reuters
A vial of the AstraZeneca Covid-19 vaccine. Photo: Reuters

Coronavirus: AstraZeneca revises vaccine effectiveness to 76 per cent in updated US trial data

  • Company revises jab’s effectiveness from 79 to 76 per cent after concerns from American authorities its US trial results had outdated data
  • AstraZeneca was an early front runner in the global race to develop a Covid-19 vaccine, but a series of blunders have eroded US agencies’ confidence

Topic |   Coronavirus pandemic
A vial of the AstraZeneca Covid-19 vaccine. Photo: Reuters
A vial of the AstraZeneca Covid-19 vaccine. Photo: Reuters
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